Koyo
FOR REFERENCE ONLY
  • Spherical roller bearings
  • Spherical roller bearings


Bearing No. 23964R

Specification data (main dimensions, etc.)

d(mm)320
D(mm)440
B(mm)90
r(min.)(mm)3
Basic load ratings : Cr(kN)1670
Basic load ratings : C0r(kN)2870
Fatigue load limit : Cu(kN)233
Limiting speeds(Grease lub.)(min-1)630
Limiting speeds(Oil lub.)(min-1)840
Constant e0.19
Axial load factors : Y13.61
Axial load factors : Y25.38
Axial load factors : Y03.53

Mounting dimensions,weight (reference)

da(min.)(mm)334 mm
Da(max.)(mm)426 mm
ra(max.)(mm)2.5 mm
Mass(Refer.)(kg)43.0 kg
JTEKT

2026/07/07